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Translate scroll movement if the deltaX is the same as the threshold 

Because the threshold is zero and the X movement is zero, we were not translating vertical movement to horizontal scrolling. 

Fixes https://github.com/vector-im/riot-web/issues/9804
pull/21833/head
Travis Ralston 2019-05-22 10:19:38 -06:00
parent 983214f4bf
commit f7ba8ffbd0
1 changed files with 1 additions and 1 deletions
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2
src/components/structures/IndicatorScrollbar.js
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@ -129,7 +129,7 @@ export default class IndicatorScrollbar extends React.Component {
// the harshness of the scroll behaviour. Should be a value between 0 and 1. // the harshness of the scroll behaviour. Should be a value between 0 and 1.
const yRetention = 1.0; const yRetention = 1.0;
if (Math.abs(e.deltaX) < xyThreshold) { if (Math.abs(e.deltaX) <= xyThreshold) {
// noinspection JSSuspiciousNameCombination // noinspection JSSuspiciousNameCombination
this._scrollElement.scrollLeft += e.deltaY * yRetention; this._scrollElement.scrollLeft += e.deltaY * yRetention;
} }